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WorksheetsCH 9 Test Plate Tectonics
Total questions: 23
Worksheet time: 1hrs 9mins
Who is the German Scientist that came up with the theory of the Continental Drift?
Newton
Wegener
Galiieo
Mendelev
What are three of the evidences that supports Alfred Wegener's Theory?
Fossils, fish, and land
Coastlines, measurements, dinosaurs
Climate, Land forms, and Metamorphic rock
Fossils, Land forms, and Climate
When Wegener looked at maps he noticed African and South American ____________ lined up.
mountain ranges
lakes
hills
Originally the Continental drift theory was not well received by other scientist. Why?
The scientist presenting the data was unreliable.
The scientists did not know the force responsible
There was a competing theory at the time that was more believable.
There were glacier scars found in Africa. What are these evidence for?
the continent has not moved
Africa has always been near the equator
seafloor spreading
Africa was once in an area of the Earth that had a very cold climate
What do you call the supercontinent landmass formed million years ago?
Eurasi
Asia
Pangaea
Pantallasa
What does the continental drift hypothesis state?
The continents were once joined and have moved over time
Continents are stationary and do not move
There have always been 7 continents
Why did no one believe Wegener's thoery?
He didn't have evidence
He didn't speak well
His data was wrong
He could not explain HOW the continents moved
What two specific continents fit together most noticeably?
South America and Europe
Antarctica and Africa
South America and Africa
Africa and North America
What are the two types of crust?
Continental and Oceanic
Pan and thin
lower and upper
What type of plate is thicker?
Continental
Oceanic
According to continental drift hypothesis, the presence of similar fossils in South America and Africa supports what?
South America and Africa were once connected together.
Species of animals probably traveled between continents on natural rafts
Animals easily and frequently travel from Africa to South America.
Land bridges once existed that connected the continents.
The continents move very slowly, only a few __________per year.
miles
meters
centimeters
kilometers
Compression stress is the force behind___________ boundaries.
Convergent
Divergent
Transform
Shear stress is the force behind___________ boundaries.
Convergernt
Divergent
Transform
Tension stress is the force behind___________ boundaries.
Convergent
Divergent
Transform
Subduction zones form from___________ boundaries.
Convergent
Divergent
Transform
A vast, underwater mountain chain is called a(n) _________.!
deep-sea trench
mid-ocean ridge
oceanic crust
water slide
Plates move apart at _____ boundaries
Convergent
Divergent
Transform
The youngest rocks on the ocean floor are located ____.
near continents
t mid-ocean ridges
far from mid-ocean ridges
near Asia
Continental drift states that continents have moved ____ to their current location.
vertivcally
qujickly
slowly
The _____ is (are) an example of a transform boundary.
San Andreas Fault
Himalayas
Appalachian Mountains
Mid-Atlantic Ridge
The Great Rift Valley in Africa is a _____.
transform boundary
mid-ocean ridge
divergent boundary
convergent boundary
